Nothing
test_that("ordered factors", {
data(BreastCancer, package = "mlbench")
df = na.omit(BreastCancer)
df$Id = NULL
task = makeClassifTask(id = "BreastCancer", data = df, target = "Class")
expect_equal(getTaskDesc(task)$n.feat, c(numerics = 0L, factors = 4L,
ordered = 5L, functionals = 0L))
expect_equal(getTaskNFeats(task), 9L)
expect_error(train("classif.lda", task), "has ordered factor")
z = holdout("classif.rpart", task)
expect_true(!is.na(z$aggr))
})
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